Fix style.

backend/escl/escl.c

@@ -1211,7 +1211,7 @@ sane_start(SANE_Handle h)
             handler->scanner->use_threshold = 1;
          }
        }
-       
+
        if (handler->scanner->sharpen) {
           if (handler->opt[OPT_SHARPEN].cap & SANE_CAP_INACTIVE) {
              DBG(10, "Not use Sharpen\n");

backend/escl/escl_capabilities.c

@@ -292,7 +292,7 @@ print_support(xmlNode *node)
 	if (!strcmp((const char *)node->name, "Min")){
             sup->min = atoi((const char *)xmlNodeGetContent(node));
             cpt++;
-	}	
+	}
 	else if (!strcmp((const char *)node->name, "Max")) {
             sup->step = atoi((const char *)xmlNodeGetContent(node));
             cpt++;
@@ -327,7 +327,7 @@ find_struct_variables(xmlNode *node, capabilities_t *scanner)
         scanner->sharpen =
            print_support(node->children);
     else if (strcmp(name, "ThresholdSupport") == 0)
-        scanner->threshold = 
+        scanner->threshold =
            print_support(node->children);
     return (0);
 }